The Conservatives won 318 out of 650 seats - throwing away a 17-seat majority.
It may well be able to form a minority government with the help of Northern Ireland's Democratic Unionist Party in the coming days and weeks, but the prime minister's ability to cling to the keys of Number 10 Downing Street is very much in doubt, and her stated goal of unifying the country behind her ahead of the upcoming Brexit negotiations with European Union leaders is utterly out of reach.
Both party leaders scored 39 per cent after a swing of 11 points in Mr Corbyn's favour in the days since since 7 June.
"We have a programme, we have support and we're ready to fight another election campaign as soon as may be, because we want to be able to serve the people of this country on the agenda we put forward, which is transformative and has gained wonderful levels of support".
May has been pressing for a so-called "hard" Brexit, which would include leaving the EU's massive collective market and no longer allowing European Union citizens to live and work freely in the United Kingdom.
Reports surfaced Saturday that May was nearing a final deal to form a government with the help Democratic Unionist Party, a socially conservative, primarily Protestant bloc based in Northern Ireland.
"Everybody is positioning themselves", said Anand Menon, professor of European politics and foreign affairs at Kings College London.
But Labour said they were the "real winners".
Ms May called the snap election to win a clear mandate for her Brexit plans, so she could slash immigration.
Raikkonen seethes as Vettel wins Monaco GP
The four-time world champion gained 19 points on the Briton, who was only seventh, and is now 25 points clear at the top. He came back out into traffic in the shape of Pascal Wehrlein's Sauber that needed to be lapped.
For instance, Menon said, some pro-EU Conservative legislators may wait until the Brexit legislative program comes to Parliament to start attacking it.
Davidson's Scottish Conservatives went from one seat to 13 in the election, giving the national party one of its few success stories on the night. She's taking us back to those times.
"I would like to make clear that the freakish media reports about my own role in the policy's inclusion are wrong: it had been the subject of many months of work within Whitehall, and it was not my personal pet project".
We don't know when Brexit talks start. We want to end austerity and invest in this country and that's what we're going to do. Do your best to avoid a "no deal" as result of "no negotiations". May needs 8 more seats to be able to form a government, as she expressed her intention to continue as prime minister.
Unlike the Labour Party which sweetened its platform with things like free tuition for university students the Conservative Party contained little to get people excited.
Theresa May desperately clung to power yesterday by resorting to a coalition of terror with the Democratic Unionist Party (DUP). Europe's politicians are now more hopeful that he - and others pushing for a "hard Brexit" - won't.
May is under pressure after the Conservatives lost their parliamentary majority in Thursday's election.
DUP leader Arlene Foster with MPs at the Stormont Hotel in Belfast.
In more recent times, former first minister Peter Robinson's wife Iris, then an MP, described homosexuality as an "abomination", while the MP son of Dr Paisley, Ian Paisley Jr, said he felt "repulsed" by homosexual acts.